4-digit 7-segment common-cathode LED display, green, 0.39" digit height, 140 mcd. Includes decimal points and a center colon for clock/timer use. Drive with a 74HC595 or NPN transistors at up to 20 mA per segment.
Digit 1 common cathode connection.
Digit 2 common cathode connection.
Shared segment D anode connection for the multiplexed display.
Extra indicator/dot LED L1 connection shown in the internal circuit diagram.
Shared segment E anode connection for the multiplexed display.
Digit 3 common cathode connection.
Shared decimal-point anode connection.
Digit 4 common cathode connection.
Extra indicator/dot LED L3 connection shown in the internal circuit diagram.
Common connection for the extra indicator LEDs shown above L1/L2/L3 in the internal circuit diagram.
Shared segment F anode connection for the multiplexed display.
Extra indicator/dot LED L2 connection shown in the internal circuit diagram.
Shared segment C anode connection for the multiplexed display.
Shared segment A anode connection for the multiplexed display.
Shared segment G anode connection for the multiplexed display.
Shared segment B anode connection for the multiplexed display.
| Pin | Position | Type | Function |
|---|---|---|---|
| Pin 1DIG.1 common cathode | 1 | Unknown | Digit 1 common cathode connection. |
| Pin 2DIG.2 common cathode | 2 | Unknown | Digit 2 common cathode connection. |
| Pin 3D | 3 | Unknown | Shared segment D anode connection for the multiplexed display. |
| Pin 4L1 | 4 | Unknown | Extra indicator/dot LED L1 connection shown in the internal circuit diagram. |
| Pin 5E | 5 | Unknown | Shared segment E anode connection for the multiplexed display. |
| Pin 6DIG.3 common cathode | 6 | Unknown | Digit 3 common cathode connection. |
| Pin 7DP | 7 | USB, Unknown | Shared decimal-point anode connection. |
| Pin 8DIG.4 common cathode | 8 | Unknown | Digit 4 common cathode connection. |
| Pin 9L3 | 9 | Unknown | Extra indicator/dot LED L3 connection shown in the internal circuit diagram. |
| Pin 10indicator common | 10 | Unknown | Common connection for the extra indicator LEDs shown above L1/L2/L3 in the internal circuit diagram. |
| Pin 11F | 11 | Unknown | Shared segment F anode connection for the multiplexed display. |
| Pin 12L2 | 12 | Unknown | Extra indicator/dot LED L2 connection shown in the internal circuit diagram. |
| Pin 13C | 13 | Unknown | Shared segment C anode connection for the multiplexed display. |
| Pin 14A | 14 | Unknown | Shared segment A anode connection for the multiplexed display. |
| Pin 15G | 15 | Unknown | Shared segment G anode connection for the multiplexed display. |
| Pin 16B | 16 | Unknown | Shared segment B anode connection for the multiplexed display. |
Digit 1 common cathode connection.
Digit 2 common cathode connection.
Shared segment D anode connection for the multiplexed display.
Extra indicator/dot LED L1 connection shown in the internal circuit diagram.
Shared segment E anode connection for the multiplexed display.
Digit 3 common cathode connection.
Shared decimal-point anode connection.
Digit 4 common cathode connection.
Extra indicator/dot LED L3 connection shown in the internal circuit diagram.
Common connection for the extra indicator LEDs shown above L1/L2/L3 in the internal circuit diagram.
Shared segment F anode connection for the multiplexed display.
Extra indicator/dot LED L2 connection shown in the internal circuit diagram.
Shared segment C anode connection for the multiplexed display.
Shared segment A anode connection for the multiplexed display.
Shared segment G anode connection for the multiplexed display.
Shared segment B anode connection for the multiplexed display.
I2C · SPI · Single data line · 5 V · 3.3 – 5 V · Bare
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